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SDG06 Key Cable Lock | Patented Extended Steel Cable Bicycle Anti-Theft Lock
SDG06 Key Cable Lock | Patented Extended Steel Cable Bicycle Anti-Theft Lock Brief Introduction SDG06 is a key-operated lengthened steel cable lock with our exclusive patented structure. It features an extended lock body and thickened steel cable, manufactured with premium waterproof materials that support use even on rainy days. The flexible cable is easy to coil and carry. With the proprietary structure design, it delivers stable security performance. Suitable for bicycles, electric scooters and various outdoor equipment, ideal for bulk orders and bicycle accessory distributors. Material & Craftsmanship Thickened high-tensile steel wire cable core. Durable waterproof outer protective sleeve. Extended…
SDG04 4-Digit Combination Cable Lock | Alloy Lock Teeth Bicycle Password Steel Cable Lock
SDG04 4-Digit Combination Cable Lock | Alloy Lock Teeth Bicycle Password Steel Cable Lock Brief Introduction SDG04 is a 4-digit combination steel cable lock. It adopts high-strength alloy lock teeth with secondary stacking structure, featuring tight internal fit, durable tensile resistance and high security factor. Built with thickened steel wire core wrapped by flexible protective outer sleeve. Keyless password unlocking design, no worry of key loss. Easy to coil and carry, suitable for daily commuter bicycles, scooters and outdoor gear locking. Perfect for bicycle accessory wholesalers and bulk procurement. Material & Craftsmanship High-tensile steel wire cable core. Wear-resistant PVC outer…
SDG03 3-Digit Combination Cable Lock | Kid Friendly Bicycle Password Cable Lock
SDG03 3-Digit Combination Cable Lock | Kid Friendly Bicycle Password Cable Lock Brief Introduction SDG03 is a 3-digit combination steel cable lock specially designed for kids. The simple 3-number password is easy for children to remember and operate. It adopts thickened steel wire inner core with flexible outer sleeve, lightweight and safe. No keys required, convenient for children’s daily riding, skateboarding and outdoor activities. Great for retailers and bulk orders for children bicycle market. Material & Craftsmanship Thickened high-tensile steel cable core. Soft wear-resistant outer protective cover. Smooth 3-digit password dial mechanism, easy to reset code. Key Features* 1. 3-digit…
SDG01 Key Cable Lock | Key-Type Steel Cable Bicycle Anti-Theft Lock
SDG01 Key Cable Lock | Key-Type Steel Cable Bicycle Anti-Theft Lock Brief Introduction SDG01 key cable lock is a lightweight flexible steel cable lock. The inner core is high-tensile steel wire, wrapped with bright colorful PVC outer casing. It adopts key unlocking structure, simple and convenient to operate. The cable can be coiled easily for storage, available in multiple vibrant colors. Ideal for bicycle retailers and bulk orders for student and casual riding markets. Material & Craftsmanship High tensile steel wire inner cable core. Smooth PVC protective outer sleeve. Durable metal lock cylinder with keys. Multiple bright color options. Key…
SDL09 U-lock + Chain Combo | Quenched Steel Anti-Theft Lock with Alarm Function
SDL09 U-lock + Chain Combo | Quenched Steel Anti-Theft Lock with Alarm Function Brief Introduction SDL09 shares the same quenched steel structure as SDL08, with the upgraded alarm lock head as its highlight. This is a U-lock & chain combination lock with built-in alarm system. Constructed from quenched steel, it delivers strong shear resistance and high security. When vibration or prying is detected, the alarm will trigger to scare off thieves. The chain is wrapped in thick fabric sleeve to prevent scratching vehicle paint. It is widely suitable for bicycles, e-bikes, scooters, perfect for bicycle accessory wholesalers and bulk procurement.…
SDL08 U-lock + Chain Combo | Quenched Steel Bicycle Anti-Theft Lock, ART Certifiable
SDL08 U-lock + Chain Combo | Quenched Steel Bicycle Anti-Theft Lock, ART Certifiable Brief Introduction SDL08 is a combined lock set integrating U-lock and steel chain. Made of quenched steel for high anti-shear performance, this lock can pass ART certification. It adopts key unlocking design for stable and reliable daily use. The chain is wrapped in thick fabric sleeve to avoid scratching vehicle paint. This dual-protection lock is widely applicable for bicycles, e-bikes, scooters, ideal for bicycle accessory wholesalers and bulk orders. Material & Craftsmanship High-strength quenched steel for U shackle and chain links. Wear-resistant woven fabric protective sleeve. Robust…
SDL05 Key Chain Lock | Patented Quenched Steel Bicycle Anti-Theft Chain Lock
SDL05 Key Chain Lock | Patented Quenched Steel Bicycle Anti-Theft Chain Lock Brief Introduction SDL05 chain lock is our newly launched patented chain lock. Made of quenched steel, it delivers outstanding shear resistance and superior anti-theft performance. It adopts a unique exclusive patented structure, stable key unlocking design. The steel chain is wrapped in thick woven fabric sleeve to prevent scratching bike paint. Multiple color options are available for customization. Flexible and easy to coil for storage, perfect for bicycle accessory wholesalers and bulk procurement for urban commuter and e-bike markets. Material & Craftsmanship High-strength quenched steel chain core for…
SDL04 Key Chain Lock | Standard Key Type Bicycle Anti-Theft Chain Lock
SDL04 Key Chain Lock | Standard Key Type Bicycle Anti-Theft Chain Lock Brief Introduction SDL04 key chain lock is our regular model chain lock for bicycles. It adopts high-strength steel chain wrapped by thick woven fabric sleeve, which effectively prevents scratching your bike paint. With reliable key unlocking structure, simple and stable to operate. The chain is flexible and easy to coil for storage. Custom colors are available to match your market demands. It is well-suited for bicycle accessory distributors and bulk procurement for urban commuter and e-bike markets. Material & Craftsmanship Heavy-duty solid steel chain core. Wear-resistant woven fabric…
SDL03 Password Chain Lock | Keyless Code-Type Bicycle Chain Anti-Theft Lock
SDL03 Password Chain Lock | Keyless Code-Type Bicycle Chain Anti-Theft Lock Brief Introduction SDL03 password chain lock is a newly upgraded chain lock for bicycle riders. It adopts flexible steel chain wrapped by thick fabric sleeve, effectively preventing scratches on bike paint. The 4-digit password design removes the trouble of carrying keys. Lightweight and flexible for easy storage and wrapping around frames, wheels or railings. Ideal for bicycle accessory distributors and bulk orders for student and urban commuter markets. Material & Craftsmanship High-strength steel chain core. Wear-resistant woven fabric outer sleeve to avoid paint scratching. Precision 4-digit password mechanism. Key…
SDZ08 Folding Lock | Key-Type Quenched Steel Bicycle Folding Anti-Theft Lock
SDZ08 Folding Lock | Key-Type Quenched Steel Bicycle Folding Anti-Theft Lock Brief Introduction SDZ08 key folding lock boasts a sharp, angular folding design that helps you stand out from the crowd. It adopts quenched steel construction to deliver strong anti-theft performance. Equipped with key unlocking system for stable and reliable daily operation. After folding, it becomes compact in size and can be fixed on the bicycle frame with the supporting mounting bracket. Ideal for bicycle accessory wholesalers and bulk procurement for commuter & student markets. Material & Craftsmanship High-strength quenched steel folding links for excellent anti-theft capability. Anti-scratch and wear-resistant…
SDZ04 Flying Saucer Folding Lock | Key-Type Cast Iron Bicycle Anti-Theft Folding Lock
SDZ04 Flying Saucer Folding Lock | Key-Type Cast Iron Bicycle Anti-Theft Folding Lock Brief Introduction SDZ04 flying saucer folding lock features a unique flying saucer shape, adopting cast iron material for solid anti-theft performance. It is a key unlocking folding lock with stable and reliable daily operation. Compact after folding, it can be fixed on bicycle frame with the matched mounting bracket. The distinctive appearance attracts many buyers, suitable for bicycle accessory wholesalers and bulk commuter market orders. Material & Craftsmanship Cast iron folding segments for sturdy anti-theft protection. Anti-scratch engineering plastic outer protective shell. Durable copper key cylinder. Complete…
SDZ05 Rectangle Folding Lock | Sturdy Key‑Operated Rectangular Folding Lock for City Commute
SDZ05 Rectangle Folding Lock | Sturdy Key‑Operated Rectangular Folding Lock for City Commute Brief Introduction SDZ05 rectangular folding lock targets general urban commuter bicycle users. Rectangular solid structure guarantees daily anti‑theft performance. After folding, it occupies little space and can be mounted on bike frame by matching bracket. Key unlocking mode delivers high stability and good cost advantage, suitable for bicycle accessory wholesalers and large‑volume commuter‑oriented procurement. Material & Craftsmanship Robust ordinary steel folding link segments to maintain anti‑theft security level. Scratch‑resistant wear‑proof engineering plastic outer shell. Copper‑core key cylinder. Full set frame mounting bracket accessories provided. Key Features 1.…
SDZ17 UFO Key Folding Lock | Stylish UFO‑Shaped Key Type Bicycle Anti‑Theft Folding Lock
SDZ17 UFO Key Folding Lock | Stylish UFO‑Shaped Key Type Bicycle Anti‑Theft Folding Lock Brief Introduction SDZ17 UFO folding lock adopts unique UFO streamlined appearance. It is made of quenched steel to deliver high anti‑theft performance. It uses key unlocking for stable and reliable daily operation. The compact folded size can be mounted on the bicycle frame with supporting bracket. This distinctive-looking lock is perfect for bicycle accessory distributors and bulk procurement for commuter and student markets. Material & Craftsmanship Quenched steel folding segments for high anti‑theft protection. Anti‑scratch engineering plastic outer shell. Durable copper key cylinder. Complete frame‑mount bracket…
SDZ13 Code Pagoda Folding Lock | Keyless Password Pagoda‑Shape Folding Lock for Urban Commuting
SDZ13 Code Pagoda Folding Lock | Keyless Password Pagoda‑Shape Folding Lock for Urban Commuting Brief Introduction SDZ13 code-operated pagoda folding lock features a distinctive pagoda-style geometric folding appearance. Constructed from A3 steel, it provides reliable daily anti-theft performance. This keyless password lock eliminates the trouble of carrying keys during riding. It folds down into a compact size and can be mounted on the bicycle frame with the matched bracket. Great for bicycle accessory distributors and bulk orders for commuter markets. Material & Craftsmanship A3 steel folding segments with unique pagoda-shape structure. Anti-scratch and wear-resistant engineering plastic outer shell. Precise password…
SDZ12 Rectangle Folding Lock | High‑Practical Key‑Type Rectangular Folding Anti‑Theft Bike Lock
SDZ12 Rectangle Folding Lock | High‑Practical Key‑Type Rectangular Folding Anti‑Theft Bike Lock Brief Introduction SDZ12 rectangular folding lock features a unique organ folding appearance, compact and portable. It adopts quenched steel for high anti‑theft performance. Specially designed silicone strips on edges effectively prevent scratching your bike paint, and the silicone strips are available in multiple color options for customized matching. It uses key unlocking for stable daily operation. Compact after folding, installable on bicycle frame with supporting bracket. Fit for bicycle accessory retailers and large‑volume commuter‑oriented procurement. Material & Craftsmanship Durable quenched steel folding segments for high‑level anti‑theft protection. Scratch‑resistant…
SDZ11 Code Rectangle Folding Lock | Keyless Password‑Type Rectangular Folding Lock for Commuter Bikes
SDZ11 Code Rectangle Folding Lock | Keyless Password‑Type Rectangular Folding Lock for Commuter Bikes Brief Introduction SDZ11 rectangular password folding lock boasts a distinctive stylish appearance that helps you stand out from the crowd. Constructed with quenched steel for high anti‑theft performance, it maintains strong security while retaining a portable folding structure. Featuring keyless password unlocking, it saves the trouble of carrying keys during riding. Compact folded size can be installed on bicycle frame by matching bracket. Ideal for bicycle accessory channels and large‑volume commuter‑market orders. Material & Craftsmanship High‑strength quenched steel folding segments for high‑level daily anti‑theft security. Anti‑scratch…
SDZ10 Rectangle Folding Lock | Practical Key‑Operated Rectangular Folding Bicycle Lock
SDZ10 Rectangle Folding Lock | Practical Key‑Operated Rectangular Folding Bicycle Lock Brief Introduction SDZ10 rectangular folding lock features sleek modern appearance, compact and portable with outstanding cost‑efficiency, designed for mass‑market daily bicycle commuters. Solid rectangular folding structure meets regular daily anti‑theft needs. It adopts key unlocking design with simple and stable operation. Made of ordinary steel without quenching treatment, it fully satisfies daily riding anti‑theft demands. Small size after folding, can be fixed to bike frame with supporting mounting bracket. Suitable for bicycle accessory wholesalers and bulk student‑oriented orders. Material & Craftsmanship Ordinary steel folding link segments for daily anti‑theft…
SDZ06 Rectangle Folding Lock | High‑Cost‑Performance Code‑Type Rectangular Folding Bicycle Lock
SDZ06 Rectangle Folding Lock | High‑Cost‑Performance Code‑Type Rectangular Folding Bicycle Lock Brief Introduction SDZ06 rectangular folding lock adopts organ-style foldable design, compact and portable. Made of quenched steel material for enhanced anti‑theft capability, it balances outstanding anti‑theft performance and product cost. It supports one-handed operation and can be stored easily in bags. Compact folded volume enables frame installation via supporting bracket. Adopts keyless code unlocking, convenient for daily riding use. Ideal for accessory distributors and large‑scale student & commuter market orders. Material & Craftsmanship Quenched steel folding segments for improved anti‑theft protection. Anti‑scratch engineering plastic outer bumper shell. Precision password…
SDZ09 Rectangle Folding Lock | Light‑Compact Key‑Type Rectangular Folding Lock for Commuter Bicycles
SDZ09 Rectangle Folding Lock | Light‑Compact Key‑Type Rectangular Folding Lock for Commuter Bicycles Brief Introduction SDZ09 rectangular folding lock is built for daily urban commuter bicycle users. Constructed with quenched steel for high anti‑theft performance, it retains dependable security while controlling product weight and folded volume. Equipped with frame‑mount bracket for direct installation on bicycle frame. Key‑only unlocking brings stable usability and good cost advantage, perfect for accessory distributors and large‑volume commuter‑target orders. Material & Craftsmanship Weight‑optimized quenched steel folding segments to balance high anti‑theft performance and portability. Anti‑scratch engineering‑plastic protective shell. Copper key cylinder. Full set frame mounting bracket…
SDZ07 Rectangle Folding Lock | Durable Key‑Operated Rectangular Folding Lock for Daily Bicycle Security
SDZ07 Rectangle Folding Lock | Durable Key‑Operated Rectangular Folding Lock for Daily Bicycle Security Brief Introduction SDZ07 rectangular folding lock focuses on durable daily anti‑theft demands of urban bicycle riders. Solid folding link structure ensures daily security performance. Compact after folding, installable on bicycle frame by dedicated bracket. Key unlocking design with outstanding cost‑performance, fits bicycle accessory retail channels and bulk commuter‑market purchasing. Material & Craftsmanship High‑strength ordinary steel folding segments. Wear‑resistant scratch‑proof engineering‑plastic outer shell. Premium copper key cylinder. Complete frame‑mount bracket accessories. Key Features 1. Durable rectangular folding structure, stable daily anti‑theft capability. 2. Space‑saving folded size, frame‑mount…
SDZ02 UFO Folding Lock | Compact Key‑Type Anti‑Theft Folding Lock for Urban Daily Commuting
SDZ02 UFO Folding Lock | Compact Key‑Type Anti‑Theft Folding Lock for Urban Daily Commuting Brief Introduction SDZ02 UFO‑shaped folding lock is designed for urban commuter and leisure bicycle riders. Adopts classic UFO curved appearance, keeps reliable daily anti‑theft performance meanwhile achieves compact folding size. It can be fixed on bicycle frame with matched mounting bracket. Key unlocking design brings stable operation and favorable cost performance, well‑fit for bicycle accessory retailers and bulk orders for daily‑use commuter market. Material & Craftsmanship High‑strength ordinary steel hinge segments for basic anti‑theft capability. Anti‑scratch and wear‑resistant outer engineering plastic housing. Durable copper key cylinder.…
SDZ05 Rectangle Folding Lock | Sturdy Key‑Operated Rectangular Folding Lock for City Commute
SDZ05 Rectangle Folding Lock | Sturdy Key‑Operated Rectangular Folding Lock for City Commute Brief Introduction SDZ05 rectangular folding lock targets general urban commuter bicycle users. Rectangular solid structure guarantees daily anti‑theft performance. After folding, it occupies little space and can be mounted on bike frame by matching bracket. Key unlocking mode delivers high stability and good cost advantage, suitable for bicycle accessory wholesalers and large‑volume commuter‑oriented procurement. Material & Craftsmanship Robust ordinary steel folding link segments to maintain anti‑theft security level. Scratch‑resistant wear‑proof engineering plastic outer shell. Copper‑core key cylinder. Full set frame mounting bracket accessories provided. Key Features 1.…
SDD05 Multi‑Color Disc Lock | Alloy Anti‑Theft Disc Brake Lock for Motorcycles & E‑Scooters
**Brief Introduction** The SDD05 multi‑color disc lock is a differentiated anti‑theft product developed by SENDE for the retail motorcycle and electric scooter market. Offering multiple housing color options while maintaining solid anti‑theft performance, it balances reliable security with visual distinctiveness for end‑users. As an auxiliary anti‑theft solution for two‑wheelers, this compact disc lock fits easily inside storage compartments or backpacks for on‑the‑go use. Rigorously tested for thousands of opening‑closing cycles and destructive force resistance, it is a proven mass‑production item suitable for cross‑border e‑commerce, offline motorcycle accessory stores and private‑label OEM orders. **Material & Craftsmanship** The lock body is die‑cast…
SDL13 Abrasion‑Resistant Fabric‑Covered Combination Chain Lock | Heavy‑Duty Tear‑Proof 5‑Digit Chain Lock for Harsh Outdoor Conditions
**Brief Introduction** SDL13 tear‑resistant fabric‑sleeve combination chain lock features upgraded heavy‑duty outer textile for sand‑wind, rain and heavy‑wear environments, solving common issues of ordinary sleeves fraying, tearing and wearing through. Equipped with proven 5‑digit key‑free combination and alloy‑steel chain for reliable anti‑theft performance. Perfect for overseas regions with sandstorms or heavy rainfall, as well as high‑frequency‑use rental and shared‑vehicle fleets. It maintains good appearance and protective capability even with prolonged outdoor exposure. **Material & Craftsmanship** Quenched alloy‑steel cut‑resistant chain links. Upgraded high‑density tear‑proof oxford‑fabric sleeve for superior tensile and abrasion performance. Zinc‑alloy combination lock head with dust‑proof gear assembly to…
SDU09 Heavy‑Duty Reinforced Combination U‑Lock | Thickened Shackle Dust‑Proof High‑Security Anti‑Theft U‑Lock
**Brief Introduction** SDU09 reinforced combination U‑lock is an upgraded variant addressing common weaknesses of regular combination U‑locks: thin shackles and dust‑prone combination dials vulnerable to grit‑induced jamming. It features thicker shackle dimensions for improved resistance against violent cutting attacks. Dust‑seals are added around combination components to mitigate malfunctions caused by outdoor sand and rainwater. Keyless resettable combination plus frame‑mount bracket are standard. Suited for regions with higher theft risks and high‑power e‑bikes to satisfy overseas buyers’ elevated security‑grade requirements. **Material & Craftsmanship** Thickened‑diameter quenched alloy‑steel shackle for enhanced cut resistance. Reinforced ABS outer housing. Combination assembly fitted with dust‑proof rubber…
SDG09 Wear‑Resistant 5‑Digit Combination Cable Lock | UV‑Stabilized PVC Coated Anti‑Theft Cable Lock for Outdoor Long‑Term Use
**Brief Introduction** SDG09 5‑digit combination cable lock is an upgraded model engineered for frequent outdoor exposure. Conventional cable locks often suffer cracked, brittle and peeling outer sleeves after long‑term sun and rain exposure. SDG09 solves this pain point with upgraded sleeve materials. Featuring a 5‑digit resettable combination, it eliminates the risk of lost keys. The flexible steel cable can be freely wrapped around bike frames, wheels, helmets or railings for highly versatile usage. A steady top‑selling item for supermarkets and cross‑border platforms, it is well‑suited for overseas markets with heavy rainfall or strong sunlight. **Material & Craftsmanship** Inner cable consists…
SDL11 Mini Short Combination Chain Lock | Compact Auxiliary Anti‑Theft Lock for Helmets, Backpacks & Skateboards
**Brief Introduction** SDL11 mini short combination chain lock is a lightweight secondary‑security solution. Unlike standard long chain locks, it focuses on ultra‑portability. Many cyclists require extra security for helmets, skateboards and backpacks besides locking their main vehicle. SDL11 addresses this niche demand with tiny footprint and light weight, easily fitting inside backpacks or cycling‑jersey pockets. The 5‑digit key‑free combination ensures simple operation with attractive cost‑efficiency. It works great as promotional give‑aways, bundle‑set accessories or standalone retail merchandise. **Material & Craftsmanship** Small quenched alloy‑steel stamped chain links. Durable stitched fabric protective sleeve. Zinc‑alloy combination lock head with wear‑resistant gear assembly and…
SDL12 Handcuff‑Type Chain Lock | Innovative Dual‑Loop Anti‑Theft Chain Lock Enabling Locking Two Vehicles Simultaneously
**Brief Introduction** SDL12 handcuff‑style chain lock is an innovative differentiated product departing from conventional single‑end chain‑lock structures. Its unique dual‑cuff design can secure one vehicle’s wheel‑to‑frame or fasten two bicycles / e‑bikes together, while also anchoring vehicles to posts or railings. Key‑operated for dependable security, it delivers versatile locking possibilities for end‑users. For distributors, its distinctive construction creates clear market differentiation amid homogeneous lock‑product competition, making it an attractive SKU for independent‑webstore sales and physical accessory shops. **Material & Craftsmanship** Quenched alloy‑steel chain links. Reinforced zinc‑alloy die‑cast dual‑cuff lock head for high impact and pry resistance. Anti‑drill precision copper key…
SDL10 Medium‑Duty Combination Chain Lock | Cost‑Balanced 5‑Digit Alloy‑Steel Anti‑Theft Chain Lock for Bulk Export
**Brief Introduction** SDL10 medium‑size combination chain lock is one of SENDE’s core mass‑volume chain‑lock models. It strikes optimal balance among link dimension, chain length, weight and procurement cost, combining solid anti‑theft performance with competitive market pricing. Its 5‑digit key‑free combination removes key‑management headaches. The alloy‑steel chain is wrapped in heavy‑duty woven fabric sleeve to prevent frame scratches and suppress rattling noise. Field‑proven in large‑volume global shipments with mature supply chain and reliable lead times. Perfect for cross‑border sellers, import wholesalers, retail supermarkets and brand private‑label projects. **Material & Craftsmanship** Quenched alloy‑steel chain links are stamped and welded, optimized for both…
SDZ01 Pagoda‑Style Folding Lock | Multi‑Joint Alloy‑Steel High‑Cut‑Resistant Key‑Operated Anti‑Theft Folding Lock for Bicycles & E‑Bikes
**Brief Introduction** SDZ01 pagoda‑shape key‑operated folding lock is SENDE’s classic distinctive‑profile folding lock. Different from mainstream rectangular folding locks, it adopts pagoda‑style multi‑joint alloy‑steel architecture enhancing joint‑level violence‑resistance. Folding locks combine U‑lock‑level cut‑resistance with cable‑lock‑style compact portability. When folded, it occupies minimal space and can be fastened directly to bike frames. Unfolded, it delivers sufficient working length to secure frames, wheels and external bollards together. Key‑operated for urban commuter mountain bikes, e‑bikes and e‑scooters. Its unique silhouette enables distributors to build differentiated product portfolios, proven as a mature best‑seller via years of market validation. **Material & Craftsmanship** Quenched alloy‑steel lock…
SDU03 Smart Fingerprint U‑Lock | Heavy‑Duty Silicone‑Coated Biometric Anti‑Theft U‑Lock for Premium E‑Bikes
**Brief Introduction** SDU03 fingerprint U‑Lock belongs to SENDE smart‑security product line, combining classic high‑security U‑lock architecture with modern biometric fingerprint recognition technology, targeting premium e‑bikes and high‑power electric bicycles. It eliminates troubles caused by lost keys or forgotten passcodes with instant touch‑to‑unlock fingerprint access. The heavy‑duty alloy‑steel shackle comes with full‑coverage silicone bumper to safeguard frame paint. Built‑in rechargeable lithium‑ion battery supports USB‑C cyclic recharging. Positioned for mid‑to‑high‑end markets, this model fits premium accessory retailers and OEM matching for e‑bike complete‑vehicle factories with attractive profit margins. **Material & Craftsmanship** Thickened quenched alloy‑steel shackle for outstanding cut and hydraulic‑attack resistance. Full‑wrap…
SDU12 Light‑Weight U‑Lock | Weight‑Optimized Silicone‑Coated Key‑Operated Anti‑Theft U‑Lock for Sport‑Cycling Enthusiasts
**Brief Introduction** SDU12 lightweight U‑lock solves the pain point of excessive weight of traditional heavy‑duty U‑locks adding riding burden. While preserving fundamental anti‑theft performance, overall weight is optimized downwards. Full‑wrap silicone bumper safeguards expensive bicycle frame paint. Key‑operated with included frame‑mount bracket. Highly suitable for road‑bike and performance‑mountain‑bike riders sensitive to equipment weight. Balancing security, weight and portability, it fits sports‑accessory distribution channels and online retail sales. **Material & Craftsmanship** Weight‑optimized alloy‑steel shackle balancing weight and baseline security performance. Full‑wrap high‑elastic silicone anti‑scratch bumper. Precision copper key cylinder. Complete frame‑mount bracket accessories. **Key Features** 1. Weight‑reduced construction lowers carrying burden…
SDU13 Weather‑Proof U‑Lock | UV‑Stabilized Anti‑Aging Key‑Operated Anti‑Theft U‑Lock for Open‑Air Long‑Term Parking
**Brief Introduction** SDU13 weather‑resistant U‑lock features upgraded protective‑jacket material engineered for persistent open‑air parking environments. Ordinary lock housings tend to age, harden, crack and peel after prolonged sun exposure. SDU13 adopts UV‑stabilized modified‑formula jackets retaining flexibility under continuous sun‑rain exposure and resisting brittle cracking. Equipped with alloy‑steel shackle, anti‑drill copper key cylinder and frame‑mount bracket. A preferred selection for overseas customers from tropical or high‑sun‑intensity regions with predominantly outdoor‑parking scenarios. **Material & Craftsmanship** Quenched alloy‑steel shackle. Modified UV‑stabilized anti‑aging protective jacket resisting ultraviolet degradation. Anti‑drill copper key cylinder. Standard‑issue frame‑mount bracket. **Key Features** 1. UV‑stabilized anti‑aging protective shell resists cracking…
SDZ03 UFO‑Oval Keyless Combination Folding Lock | Alloy‑Steel Anti‑Theft Folding Lock with Distinctive Flying‑Saucer Profile
**Brief Introduction** SDZ03 UFO‑shape combination folding lock inherits SDZ02’s iconic oval flying‑saucer silhouette while upgrading to keyless combination operation to eliminate key‑related headaches for cyclists. User‑adjustable resettable dials let riders set personalized passcodes. Multi‑segment alloy‑steel links guarantee anti‑cut anti‑pry security. Compact folded profile plus frame‑mount bracket permit direct on‑bike installation. Its highly recognizable oval UFO appearance makes it a popular combination‑folding‑lock choice for cross‑border e‑commerce targeting European‑American commuter markets. **Material & Craftsmanship** Alloy‑steel lock segments with reinforced hinge rivets resisting loosening from repeated folding cycles. Wear‑resistant engineering‑plastic outer shell. Dust‑proof combination‑dial assembly reducing sand‑grit‑caused jamming. Complete frame‑mount bracket kit included.…
SDU08 Keyless Combination U‑Lock | Heavy‑Duty Digital Anti‑Theft U‑Lock, Top‑Seller for Cross‑Border E‑Commerce
**Brief Introduction** SDU08 combination U‑lock merges the robust anti‑theft strength of U‑locks with convenient keyless combination operation. Conventional key‑operated U‑locks frequently encounter issues of lost or forgotten keys. SDU08 adopts resettable digital dials so end‑users can set their own passcodes without carrying physical keys. The alloy‑steel shackle delivers reliable pry‑cut resistance. A dedicated frame‑mount bracket is included to attach the lock directly onto bicycle frames instead of storing inside backpacks. It ranks among hot‑selling combination U‑lock items on overseas cross‑border marketplaces for wholesalers and cross‑border sellers’ mass‑distribution needs. **Material & Craftsmanship** Quenched alloy‑steel shackle with high hardness against cutting and…
SDU11 Heavy‑Duty Large‑Clearance U‑Lock | Wide‑Mouth Key‑Operated Anti‑Theft U‑Lock Compliant with European High‑Security Standards
**Brief Introduction** SDU11 heavy‑duty wide‑opening U‑lock is defined by its enlarged shackle clearance. Many ordinary U‑locks feature narrow openings insufficient for securing bikes together with thick lampposts or parking bollards. SDU11 expands inner shackle dimensions to lock bicycles alongside large‑diameter fixed posts. Its thick heavy‑duty quenched alloy‑steel shackle and anti‑drill copper key cylinder meet mainstream European high‑security procurement benchmarks. A frame‑mount bracket is supplied as standard. It serves as a flagship heavy‑duty model targeting European and American high‑grade wholesalers and complete‑vehicle‑brand supporting projects. **Material & Craftsmanship** Wide‑opening thick quenched alloy‑steel shackle resisting shearing and hydraulic attacks. Anti‑drill precision copper key…
SDZ14 Wide‑Blade Rectangular Folding Lock | Widened‑Segment High‑Protection Alloy‑Steel Key‑Operated Anti‑Theft Folding Lock
**Brief Introduction** SDZ14 wide‑body rectangular folding lock addresses insufficient impact‑resistance of narrow‑segment conventional folding locks by widening lock‑blade cross‑sections for more uniform stress‑distribution against prying and hammer‑blows, mitigating deformation‑failure risks. Key‑operated with frame‑mount bracket for fold‑away portability. Targeted for customers requiring elevated security grades for e‑bikes and high‑power e‑bikes. **Material & Craftsmanship** Widened quenched alloy‑steel lock‑blades for enlarged stress‑bearing cross‑section. Reinforced hinge rivets. Wear‑resistant scratch‑proof engineering‑plastic bumper shell. Precision anti‑drill copper key cylinder. Frame‑mount bracket included as standard. **Key Features** 1. Widened alloy‑steel lock‑blades greatly improve anti‑pry and anti‑impact performance via enlarged force‑bearing surfaces. 2. Reinforced hinge rivets prevent loosening…
SDZ15 Well‑Balanced Rectangular Folding Lock | Mass‑Volume Key‑Operated Anti‑Theft Folding Lock Optimized among Weight, Security & Cost
**Brief Introduction** SDZ15 balanced‑spec rectangular folding lock is SENDE’s mainstream mass‑selling folding‑lock model. It rationally balances product weight, anti‑theft performance and procurement cost without excessive over‑engineering driving‑up prices or compromising baseline security specifications. Key‑operated alloy‑steel lock‑blades with frame‑mount bracket included. Validated via numerous overseas bulk orders with mature supply‑chain and reliable lead‑times. Ideal for large‑scale distribution by wholesalers and cross‑border platforms, balancing B‑side profit margins and end‑user practical experience. **Material & Craftsmanship** Moderate‑thickness quenched alloy‑steel lock‑blades. Standard‑spec reinforced hinge rivets. Scratch‑resistant wear‑proof engineering‑plastic bumper shell. Copper key cylinder. Full‑set frame‑mount installation bracket. **Key Features** 1. Optimized equilibrium among security performance,…
SDZ16 Anti‑Aging‑Jacket Rectangular Folding Lock | UV‑Stabilized Outdoor‑Rated Key‑Operated Anti‑Theft Folding Lock for Open‑Air Parking
**Brief Introduction** SDZ16 weather‑resistant‑shell rectangular folding lock upgrades lock‑segment bumper‑jacket material with UV‑stabilized modified engineering‑plastic compound. Many folding‑lock outer jackets degrade, crack and peel under continuous outdoor sun‑rain exposure, exposing bare metal segments prone to frame‑scratching and rusting. SDZ16 improves jacket formulation to retard outdoor brittling‑aging and preserve intact cosmetic lifespan. Alloy‑steel lock‑blades, key‑operation and frame‑mount bracket are standard. Perfect for overseas markets with high‑frequency open‑air parking. **Material & Craftsmanship** Quenched alloy‑steel lock‑blades. UV‑stabilized anti‑aging modified‑engineering‑plastic bumper shell resisting sun‑rain‑triggered cracking. Reinforced hinge rivets. Copper key cylinder. Frame‑mount bracket included. **Key Features** 1. Upgraded anti‑aging modified bumper shell provides UV‑resistance…
Shanghai Bike Show | May 01, 2026
New Look, New Momentum | SENDE Wraps Up Shanghai International Bicycle Show 2026 The highly‑anticipated Shanghai International Bicycle Exhibition successfully concluded in May 2026. SENDE showed up with our latest portfolio of bicycle anti‑theft locks, once again meeting domestic and global customers on this top‑tier Asian cycling platform. At the bustling exhibition venue, our booth attracted continuous flows of industry buyers, cross‑border sellers and brand partners. We displayed newly‑launched smart lock series plus updated classic hardware locks, covering commuter bikes, e‑bikes and high‑end sports bicycles. Visitors could touch, test and compare different solutions directly at our stand. Our team communicated…
SDZ18 Large‑Span Rectangular Combination Folding Lock | Extended‑Reach Keyless Alloy‑Steel Anti‑Theft Folding Lock with Wide Locking Clearance
**Brief Introduction** SDZ18 large‑size rectangular combination folding lock increases segment quantity to expand total unfolded locking length. Conventional folding locks often possess insufficient unfolded span to wrap around thick bollards. SDZ18 delivers enlarged working clearance, enabling locking frames‑plus‑wheels or anchoring complete bicycles onto thick railings and lampposts. Keyless resettable combination, alloy‑steel lock‑blades and frame‑mount bracket included. Designed for overseas B‑side buyers requiring wide‑span locking capability. **Material & Craftsmanship** Multi‑segment extended‑reach alloy‑steel lock‑blades with reinforced hinge rivets. Wear‑resistant engineering‑plastic outer shell. Dust‑protected combination‑gear assembly. Full‑set frame‑mount bracket kit. **Key Features** 1. Extended total unfolded length grants enlarged locking clearance to fit…
SDZ19 Universal Entry‑Level Folding Lock | High‑Volume Cost‑Competitive Alloy‑Steel Portable Key‑Operated Anti‑Theft Folding Lock
**Brief Introduction** SDZ19 general‑purpose folding lock is a cost‑competitive mass‑volume product for broad‑consumer commuter markets. It combines folding‑lock portability with baseline anti‑theft security. Key‑operated and supplied with frame‑mount bracket. Optimized for mass retail via supermarkets, cross‑border marketplaces and physical accessory shops. Works both as standalone merchandise or primary lock within bundled product sets. Mature supply‑chain ensures short lead‑times. **Material & Craftsmanship** Alloy‑steel lock segments with standard reinforced hinge rivets. Wear‑resistant engineering‑plastic bumper shell. Copper key cylinder. Original‑equipment frame‑mount bracket. **Key Features** 1. Cost‑effective universal folding‑lock solution ideal for large‑scale mass‑market distribution. 2. Alloy‑steel segments satisfy baseline anti‑theft needs for everyday…
SDZ20 Reinforced Heavy‑Duty Folding Lock | Thick‑Blade Large‑Opening High‑Security Key‑Operated Anti‑Theft Folding Lock
**Brief Introduction** SDZ20 heavy‑duty oversized folding lock represents the high‑end heavy‑duty tier within SENDE folding‑lock portfolio. Lock‑blade thickness, segment dimensions and unfolded working length are comprehensively upgraded to meet European high‑security‑grade standards for high‑power e‑bikes and light electric motorcycles. It preserves folding‑lock compact‑storage merit while achieving heavy‑lock‑level violent‑attack resistance. Once folded, it still fits onto the included frame‑mount bracket without backpack‑carrying necessity. Unfolded, it provides ample span to fasten vehicles together with thick bollards. Suited for high‑grade wholesalers and e‑bike‑complete‑vehicle‑factory supporting procurement. **Material & Craftsmanship** Thickened‑widened quenched alloy‑steel lock‑blades for elevated overall weight and security grade. Heavy‑duty reinforced hinge rivets…
SDZ21 Light‑Optimized Folding Lock | Compact Portable Key‑Operated Anti‑Theft Folding Lock for Weight‑Sensitive Commuters
**Brief Introduction** SDZ21 light‑weight folding lock targets road‑bike and lightweight‑sport‑bicycle users. Weight‑reduction optimization is implemented while preserving baseline anti‑theft performance for daily commuting to lessen riding‑carried load. Compact folded dimension for direct frame‑mount‑bracket attachment. Key‑operated with attractive cost‑efficiency, suitable for sport‑accessory distribution channels and student‑commuter‑oriented large‑volume orders. **Material & Craftsmanship** Weight‑optimized alloy‑steel lock‑segments balancing light‑weight property and baseline security. Scratch‑proof wear‑resistant engineering‑plastic bumper shell. Copper key cylinder. Full‑set frame‑mount‑bracket accessories. **Key Features** 1. Weight‑optimized construction lowers carried load for weight‑conscious cycling groups. 2. Compact folded footprint with frame‑mount bracket for on‑bike fastening instead of backpack‑storage. 3. Simple stable key‑operated mechanical…
SDZ22 Improved UFO‑Profile Combination Folding Lock | Dust‑Sealed Combination‑Mechanism Anti‑Theft Folding Lock for Harsh Rain‑Sand Environments
**Brief Introduction** SDZ22 upgraded UFO‑shape combination folding lock iterates upon proven UFO‑oval‑silhouette combination‑lock baseline, focusing on enhanced sealing for combination dials. It addresses common industry pain points where sand‑dust and rain infiltrate combination gears causing jamming and malfunctions, especially in rainy or sand‑storm‑prone regions. Retaining classic UFO oval appearance, alloy‑steel lock‑segments and keyless resettable combination. Frame‑mount bracket included. This variant reduces end‑product failure rates and improves end‑customer reputation for overseas buyers operating in grit‑heavy or high‑rainfall territories. **Material & Craftsmanship** Alloy‑steel lock‑segments with reinforced hinge rivets. UFO‑shaped wear‑resistant engineering‑plastic outer shell. Upgraded sealed dust‑proof combination‑gear assembly. Complete frame‑mount‑bracket kit. **Key…
Germany Bike Show | Jun 25, 2025
Returning to Germany, Deepening Overseas Layout | SENDE Re‑appears at Euro Bike Show Germany One year on, SENDE returned to Germany’s leading bicycle exhibition, further cultivating European markets and demonstrating innovative power of Chinese lock manufacturing to global merchants. Europe boasts profound cycling culture and massive bicycle ownership, creating huge market potential for anti‑theft locks. For this participation, we launched multiple upgraded models optimized for European demands, with enhanced anti‑pry & anti‑cut capability, outdoor anti‑rust property and wide temperature adaptability to satisfy stringent local usage requirements. During the show, purchasers worldwide flocked to our stand. They tested real products and…
Shanghai Bike Show | May 05, 2025
Gathering in Shanghai, Exploring New Cycling Opportunities | SENDE Attends Shanghai International Bicycle Exhibition The grand industry event kicked off in Shanghai in May, assembling upstream and downstream players across China’s bicycle sector. SENDE made a strong appearance at Shanghai Bike Show with newly‑iterated lock products, discussing the future of cycling‑safety industry together with industry partners. Our booth welcomed numerous brand representatives, wholesale distributors and cross‑border trading clients. Exhibits combined classic best‑sellers and annual new arrivals, covering daily commuter use, sports cycling and shared‑mobility scenarios. Many visitors tested our products on site, comparing different security grades and inquiring about customization,…
Oct 21, 2025 Team‑Building Activity
Forge Ahead with Shared Vision | SENDE 2025 Team‑Building Documentary Time witnesses growth, and unity empowers our team. SENDE launched the 2025 annual team‑building tour. All staff travelled together to experience cultural landscapes, enhance team spirit and feel our corporate culture. During this activity, our team visited time‑honored scenic spots with classic ancient architectures. We wandered along old streets, enjoyed views and shared interesting moments. Outside intense business scenarios, colleagues communicated deeply and built stronger sense of belonging to the company. Our business keeps expanding steadily, covering global exhibitions, product upgrading and worldwide customer service. All these accomplishments stem from…
Oct 05, 2024 Team‑Building Activity
Autumn Getaway, Re‑energize for New Progress | SENDE Annual Team Trip In the golden October with refreshing autumn scenery, SENDE held our annual team‑building trip. Employees stepped out of offices to embrace nature, release pressure and deepen team bonds. Free from tight work schedules, our team traveled together, enjoying landscape views and taking group photos. Laughter accompanied the whole journey. Barriers between departments faded away during this outdoor tour. We cooperate professionally in business and support each other in daily life. Over the past year, our team has jointly tackled challenges in exhibitions, product R&D and order fulfillment, achieving satisfying…
Germany Bike Show Jul 03, 2024
Going Global, Reaching the World | SENDE Shines at Euro Bike Show Germany Crossing borders to step onto Europe’s professional cycling stage. In July 2024, SENDE traveled to Germany and took part in the world‑class professional bicycle exhibition, showcasing Chinese manufacturing strength in bicycle locks for global buyers. As a weathervane for the global cycling industry, this German expo brings together bicycle brands, component suppliers and distributors from all over the world. For this overseas debut, we presented a complete lineup of anti‑theft locks tailored for European and American markets, including heavy‑duty high‑security chain locks, robust U‑locks, portable cable locks…
Oct 24, 2023 Team‑Building Activity
Unite as One, Move Forward Together | SENDE Annual Team‑Building Event Teamwork forms the solid foundation for corporate progress. To enrich staff life, strengthen internal connection and relieve work pressure, SENDE organized a company‑wide team‑building activity. Stepping away from busy workstations, all staff gathered together to unwind and experience the warmth of our big family amid joyful moments. The event was filled with relaxed and pleasant atmosphere. Team members sat together, sharing stories about work and daily life. Colleagues from different departments communicated freely over delicious food. We are reliable partners cooperating for business goals at work, and close companions…
Shenzhen Bike Show, March 17, 2023
Gathering for Industry Gala, Embarking on a New Journey | SENDE at Shenzhen International Bicycle Exhibition Spring kicks off a brand‑new industry chapter. The 2023 Shenzhen International Bicycle Show grandly opened, where SENDE brought our full‑range bicycle security locks to the exhibition floor. We gathered with global industry peers, buyers and cycling enthusiasts to explore new trends for cycling‑safety products. Our booth drew steady streams of visitors. We displayed multiple self‑developed anti‑theft locks, including cable locks, chain locks, U‑locks and smart alarm locks. Our product portfolio covers daily commuting as well as off‑road mountain biking scenarios to deliver reliable anti‑theft…
